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35

Option fault

Danfoss · VLT AutomationDrive FC 301/302

¿Qué significa 35 ?

An option alarm is received, specific to the option. This is most likely caused by a power-up or a communication fault affecting the option card.

Causas comunes

  • Incorrect seating of the option card in its designated slot (e.g., Slot A) causing intermittent electrical contact.
  • Communication protocol mismatch between the drive's main control board and the installed option card.
  • External 24VDC supply (if applicable) to the option card is unstable or below the minimum threshold (e.g., <21VDC).
  • Damaged data lines (e.g., RS485, CAN) on the option card's connector pins leading to data corruption.
  • Firmware incompatibility between the option card and the main drive controller (e.g., drive FW 3.20 vs. option FW 1.05).

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    1. Power down the drive completely and disconnect all input power (L1, L2, L3).

  2. 2

    2. Carefully reseat the option card in its designated slot (e.g., Slot A), ensuring it is fully inserted and latched.

  3. 3

    3. Verify the drive's main firmware version (P15-05) and the option card's firmware version (P15-06) using the drive's LCP (Local Control Panel).

  4. 4

    4. Measure the 24VDC supply voltage at the option card's dedicated power terminals (e.g., X32/1, X32/2) with a multimeter to ensure it is within specified limits (e.g., 22-26VDC).

  5. 5

    5. Inspect the option card's connector pins and the drive's slot connector for any signs of physical damage, bent pins, or foreign debris.

Ver todos los códigos en este manual (66)
Datos técnicos verificados. Última actualización: March 2026

Fallas relacionadas

Fuente: Danfoss VLT AutomationDrive FC 301/302